add a counter for EOL/sleep states

src/child.c

@@ -95,7 +95,7 @@ static unsigned len_hi = 0, debug = 0, data_exhausted = 0;
 static unsigned long seen = 0, submitted = 0, len_overflows = 0, no_data = 0,
     no_free_data = 0, vcl_log_err = 0, vsl_errs = 0, closed = 0, overrun = 0,
     ioerr = 0, reacquire = 0, truncated = 0, key_hi = 0, key_overflows = 0,
-    no_free_chunk = 0;
+    no_free_chunk = 0, eol = 0;
 
 static volatile sig_atomic_t flush = 0, term = 0;
 
@@ -113,12 +113,12 @@ static unsigned rdr_rec_free = 0, rdr_chunk_free = 0;
 void
 RDR_Stats(void)
 {
-    LOG_Log(LOG_INFO, "Reader: seen=%lu submitted=%lu nodata=%lu free_rec=%u "
-            "free_chunk=%u no_free_rec=%lu no_free_chunk=%lu len_hi=%u "
-            "key_hi=%lu len_overflows=%lu truncated=%lu key_overflows=%lu "
-            "vcl_log_err=%lu vsl_err=%lu closed=%lu overrun=%lu ioerr=%lu "
-            "reacquire=%lu",
-            seen, submitted, no_data, rdr_rec_free, rdr_chunk_free,
+    LOG_Log(LOG_INFO, "Reader: seen=%lu submitted=%lu nodata=%lu eol=%lu "
+            "free_rec=%u free_chunk=%u no_free_rec=%lu no_free_chunk=%lu "
+            "len_hi=%u key_hi=%lu len_overflows=%lu truncated=%lu "
+            "key_overflows=%lu vcl_log_err=%lu vsl_err=%lu closed=%lu "
+            "overrun=%lu ioerr=%lu reacquire=%lu",
+            seen, submitted, no_data, eol, rdr_rec_free, rdr_chunk_free,
             no_free_data, no_free_chunk, len_hi, key_hi, len_overflows,
             truncated, key_overflows, vcl_log_err, vsl_errs, closed, overrun,
             ioerr, reacquire);
@@ -798,6 +798,7 @@ CHILD_Main(int readconfig)
             break;
         case DISPATCH_EOL:
             take_free();
+            eol++;
             VTIM_sleep(config.idle_pause);
             break;
         case DISPATCH_TERMINATE: